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The act of drunkenly attempting to make your drunken buddies vomit by making them envision increasingly disgusting things.
"Hey, should we hit Terry with a gross out contest?"
"Yea, dude I have the perfect one."

"Yo, Terry, you know what's freaky?"
"Technically, when we were babies, our dicks were inside our moms. We've had sex with our moms."
by Captain Trips January 26, 2009
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